--- title: "mario birthday shirt — Niche Verdict: Skip it (51/100) | Amazon United States - Flapen" canonical_url: "https://flapen.com/amazon/research/us/clothing-shoes-jewelry/mario-birthday-shirt" last_updated: "2026-07-10T00:14:36.807Z" locale: en meta: description: "a small market ($22K/yr) — mario birthday shirt doesn't clear our bar today." "og:description": "a small market ($22K/yr) — mario birthday shirt doesn't clear our bar today." "og:title": "mario birthday shirt — Niche Verdict: Skip it (51/100) | Amazon United States - Flapen" --- Back to Flapen home # **mario birthday shirt** **Skip it****51/100 ** a small market ($22K/yr) — mario birthday shirt doesn't clear our bar today. **Market/yr** **$22K** **Growth (1y)** **+299.1%** **Products** **50** **Brands** **21** was 14 a year ago **Sellers** **19** **Price range** **$6.18–$40.96** **Returns** **2.4%** **Rating** **4.6★** **Skip it** Scored 51/100 across market size, growth, competition, quality gap, and returns. Market sizeGrowthCompetitionQuality gapReturns Market size **1** ×0.30 Growth **85** ×0.30 Competition **72** ×0.20 Quality gap **29** ×0.10 Returns **81** ×0.10 ## **Demand** Weekly Amazon search volume, last 104 weeks — +299.1% year over year. 2K1KSpike '25Prime Day '25Spike '26Jul '24Nov '24Mar '25Jul '25Nov '25Mar '26 ## **Seasonality** Monthly demand index across the year — 1.00 is average. JFMAMJJASOND Peak months: Apr, May · busiest ÷ quietest = 3.4× ## **Competition** - Hewtwerck27% - Super Mario21% - MorgaLithon17% - Isaac Morris Limited13% - BLNKLV3% - Lil' Daisy store3% - Other (15 brands)16% The top 5 products take 40% of clicks — established leaders, but buyers still shop beyond them. 21 brands and 19 sellers compete here. **Brands** **21 **▲rising was 14 a year ago **Sellers** **19** **Top 5 brand share** **81%** #ProductBrandPriceRatingReviewsClick shareTrend 1 ![Hewtwerck Super Soft Birthday Boy Short Sleeve T-Shirt Gifts for Boys Birthday Party (US Age 3 Years 4 Years Red)](https://m.media-amazon.com/images/I/41-zdJbit2L.jpg) [**Hewtwerck Super Soft Birthday Boy Short Sleeve T-Shirt Gifts for Boys Birthday Party (US Age 3 Years 4 Years Red)**](https://www.amazon.com/dp/B0D1TK3M7L) Hewtwerck$15.914.7★499%▲rising 2 ![Hewtwerck Super Soft Birthday Boy Short Sleeve T-Shirt Gifts for Boys Birthday Party (US Age 5 Years 6 Years Red)](https://m.media-amazon.com/images/I/41-zdJbit2L.jpg) [**Hewtwerck Super Soft Birthday Boy Short Sleeve T-Shirt Gifts for Boys Birthday Party (US Age 5 Years 6 Years Red)**](https://www.amazon.com/dp/B0D1TM92KS) Hewtwerck$15.734.7★499%—flat 3 ![Mom T-Shirt - Mommy Shirts - Mother Shirt - Mothers Day Shirt for Moms - Gifts for Mom on Mothers Day Birthday Christmas (Black L)](https://m.media-amazon.com/images/I/41vTNdKVAmL.jpg) [**Mom T-Shirt - Mommy Shirts - Mother Shirt - Mothers Day Shirt for Moms - Gifts for Mom on Mothers Day Birthday Christmas (Black L)**](https://www.amazon.com/dp/B0DT4JTQL7) MorgaLithon$17.924.6★1539%▲rising 4 ![Super Mario and Luigi 5th Birthday Portrait Tees T Shirts for Men Women Kids](https://m.media-amazon.com/images/I/41chOsofmWL.jpg) [**Super Mario and Luigi 5th Birthday Portrait Tees T Shirts for Men Women Kids**](https://www.amazon.com/dp/B07WJYKMV1) Super Mario$18.864.7★5327%▼falling 5 ![Game On Little Boys T Shirt 5/6 Blue](https://m.media-amazon.com/images/I/51Xt+w3HtoL.jpg) [**Game On Little Boys T Shirt 5/6 Blue**](https://www.amazon.com/dp/B0DY2XXR7D) Isaac Morris Limited$17.864.6★346%▲rising 6 ![Dad T-Shirt - Daddy Shirts - Father Shirts - Fathers Day Shirt for Dads - Gifts for Dad on Fathers Day Birthday Christmas (Black S)](https://m.media-amazon.com/images/I/41LdYR9HSzL.jpg) [**Dad T-Shirt - Daddy Shirts - Father Shirts - Fathers Day Shirt for Dads - Gifts for Dad on Fathers Day Birthday Christmas (Black S)**](https://www.amazon.com/dp/B0DK5KK6XC) MorgaLithon$17.004.8★3496%▲rising 7 ![Hewtwerck Super Soft Birthday Boy Short Sleeve T-Shirt Gifts for Boys Birthday Party (US Age 5 Years 6 Years Blue)](https://m.media-amazon.com/images/I/41iIS6IS3xL.jpg) [**Hewtwerck Super Soft Birthday Boy Short Sleeve T-Shirt Gifts for Boys Birthday Party (US Age 5 Years 6 Years Blue)**](https://www.amazon.com/dp/B0D1TFZTRP) Hewtwerck$15.774.7★494%▲rising 8 ![Family Personalized Birthday Party Inspired Matching Custom T-Shirts (US Alpha Small XX-Large Regular Twin Brothers World)](https://m.media-amazon.com/images/I/410KWW2C4gL.jpg) [**Family Personalized Birthday Party Inspired Matching Custom T-Shirts (US Alpha Small XX-Large Regular Twin Brothers World)**](https://www.amazon.com/dp/B0DZR3CYPH) BLNKLV$19.464.3★223%▼falling 9 ![Isaac Morris Limited Mario Big Boys Graphic T Shirt 8 Cream](https://m.media-amazon.com/images/I/41X+wCzU1xL.jpg) [**Isaac Morris Limited Mario Big Boys Graphic T Shirt 8 Cream**](https://www.amazon.com/dp/B0GNC94QVY) Isaac Morris Limited$12.804.3★293%▲rising 10 ![Super Mario and Luigi Super Birthday 4th Birthday Portrait T-Shirt](https://m.media-amazon.com/images/I/41dvzFSnrDL.jpg) [**Super Mario and Luigi Super Birthday 4th Birthday Portrait T-Shirt**](https://www.amazon.com/dp/B07WJYK6RV) Super Mario$18.854.8★3152%▼falling 11 ![Kozmoz Hall Dad Shirts - Daddy Shirt - Father Day Tshirt - Dads Tee for Fathers Day - Birthday Gifts from Kids for Dad from Daughter Son (Black-3XL)](https://m.media-amazon.com/images/I/41-eeu7WTCL.jpg) [**Kozmoz Hall Dad Shirts - Daddy Shirt - Father Day Tshirt - Dads Tee for Fathers Day - Birthday Gifts from Kids for Dad from Daughter Son (Black-3XL)**](https://www.amazon.com/dp/B0DX263GXX) Kozmoz Hall$15.624.8★1932%▲rising 12 ![Lil Daisy store Birthday Boy Gaming Shirt 100% Cotton Kids Party Tee Colorful Gamer Graphic Outfit for Boys toddler I am Five t-shirt (5 toddler)](https://m.media-amazon.com/images/I/31cBC67eDoL.jpg) [**Lil Daisy store Birthday Boy Gaming Shirt 100% Cotton Kids Party Tee Colorful Gamer Graphic Outfit for Boys toddler I am Five t-shirt (5 toddler)**](https://www.amazon.com/dp/B0D5KPMPSN) Lil' Daisy store$22.584.2★142%▼falling 13 ![Super Mario and Luigi Super Birthday 7th Birthday Portrait T-Shirt](https://m.media-amazon.com/images/I/41+JKONd+bL.jpg) [**Super Mario and Luigi Super Birthday 7th Birthday Portrait T-Shirt**](https://www.amazon.com/dp/B07WJYKMTX) Super Mario$19.074.6★3082%▼falling 14 ![Isaac Morris Limited Mario Little Boys Graphic T Shirt Blue 5/6](https://m.media-amazon.com/images/I/318e5lmmvhL.jpg) [**Isaac Morris Limited Mario Little Boys Graphic T Shirt Blue 5/6**](https://www.amazon.com/dp/B0GFXJR8D5) Isaac Morris Limited$12.944.8★672%▲rising 15 ![Super Mario Yoshi 6th Birthday Action Portrait Tees T Shirts for Men and Women](https://m.media-amazon.com/images/I/41LN4j3JkEL.jpg) [**Super Mario Yoshi 6th Birthday Action Portrait Tees T Shirts for Men and Women**](https://www.amazon.com/dp/B07WFQVTW3) Super Mario$18.784.7★1482%—flat **~~Showing 15 of 50 — show all ~~** ## **Product shelf** All 50 tracked products in this niche. Top sellersNewestTrending [![Hewtwerck Super Soft Birthday Boy Short Sleeve T-Shirt Gifts for Boys Birthday Party (US Age 3 Years 4 Years Red)](https://m.media-amazon.com/images/I/41-zdJbit2L.jpg)**Hewtwerck Super Soft Birthday Boy Short Sleeve T-Shirt Gifts for Boys Birthday Party (US Age 3 Years 4 Years Red)** Hewtwerck**$15.91**4.7★49 reviews](https://www.amazon.com/dp/B0D1TK3M7L) [![Hewtwerck Super Soft Birthday Boy Short Sleeve T-Shirt Gifts for Boys Birthday Party (US Age 5 Years 6 Years Red)](https://m.media-amazon.com/images/I/41-zdJbit2L.jpg)**Hewtwerck Super Soft Birthday Boy Short Sleeve T-Shirt Gifts for Boys Birthday Party (US Age 5 Years 6 Years Red)** Hewtwerck**$15.73**4.7★49 reviews](https://www.amazon.com/dp/B0D1TM92KS) [![Mom T-Shirt - Mommy Shirts - Mother Shirt - Mothers Day Shirt for Moms - Gifts for Mom on Mothers Day Birthday Christmas (Black L)](https://m.media-amazon.com/images/I/41vTNdKVAmL.jpg)**Mom T-Shirt - Mommy Shirts - Mother Shirt - Mothers Day Shirt for Moms - Gifts for Mom on Mothers Day Birthday Christmas (Black L)** MorgaLithon**$17.92**4.6★153 reviews](https://www.amazon.com/dp/B0DT4JTQL7) [![Super Mario and Luigi 5th Birthday Portrait Tees T Shirts for Men Women Kids](https://m.media-amazon.com/images/I/41chOsofmWL.jpg)**Super Mario and Luigi 5th Birthday Portrait Tees T Shirts for Men Women Kids** Super Mario**$18.86**4.7★532 reviews](https://www.amazon.com/dp/B07WJYKMV1) [![Game On Little Boys T Shirt 5/6 Blue](https://m.media-amazon.com/images/I/51Xt+w3HtoL.jpg)**Game On Little Boys T Shirt 5/6 Blue** Isaac Morris Limited**$17.86**4.6★34 reviews](https://www.amazon.com/dp/B0DY2XXR7D) [![Dad T-Shirt - Daddy Shirts - Father Shirts - Fathers Day Shirt for Dads - Gifts for Dad on Fathers Day Birthday Christmas (Black S)](https://m.media-amazon.com/images/I/41LdYR9HSzL.jpg)**Dad T-Shirt - Daddy Shirts - Father Shirts - Fathers Day Shirt for Dads - Gifts for Dad on Fathers Day Birthday Christmas (Black S)** MorgaLithon**$17.00**4.8★349 reviews](https://www.amazon.com/dp/B0DK5KK6XC) [![Hewtwerck Super Soft Birthday Boy Short Sleeve T-Shirt Gifts for Boys Birthday Party (US Age 5 Years 6 Years Blue)](https://m.media-amazon.com/images/I/41iIS6IS3xL.jpg)**Hewtwerck Super Soft Birthday Boy Short Sleeve T-Shirt Gifts for Boys Birthday Party (US Age 5 Years 6 Years Blue)** Hewtwerck**$15.77**4.7★49 reviews](https://www.amazon.com/dp/B0D1TFZTRP) [![Family Personalized Birthday Party Inspired Matching Custom T-Shirts (US Alpha Small XX-Large Regular Twin Brothers World)](https://m.media-amazon.com/images/I/410KWW2C4gL.jpg)**Family Personalized Birthday Party Inspired Matching Custom T-Shirts (US Alpha Small XX-Large Regular Twin Brothers World)** BLNKLV**$19.46**4.3★22 reviews](https://www.amazon.com/dp/B0DZR3CYPH) ## **Reviews** What buyers praise and complain about, mined from review topics. ### **What buyers love ** **Size-Overall**23% *“Perfect fit and gift for my grandson”* **Quality-Overall**23% *“Quality work and arrived quickly”* **Advertised Vs Actual Product**9% *“Love it as shown”* **Material Quality**8% *“The material is super soft - perfect for kiddos”* **Color**6% *“The color is true to the color”* **Value For Money**4% *“Worth the money”* **Soft Feel**3% *“Nice quality soft shirts”* **Design-Overall**3% *“Good quality, nice design”* **Durability**3% *“Perfect didnt come broke Either”* **Print Quality**3% *“Clear print”* ### **What buyers complain about ** **Size-Overall**25% *“they all ran a tad small/slim”* **Quality-Overall**13% *“They are ok just a little cheap looking”* **Value For Money**8% *“Too pricey for A bad picture”* **Shrinkage Resistance**7% *“It shrinks”* **Advertised Vs Actual Product**5% *“not 100% as advertised”* **Design-Overall**5% *“the back design melted together”* **Print Quality**4% *“the fabric looks like it had folded over during printing”* **Material Quality**3% *“Also flimsy material”* **Chest Fit**3% *“the chest, and especially arms, are like one size too tight”* **Strength**2% *“Also flimsy material”* #### **Top return reasons**- Size-Overall61% - Length10% - Chest Fit5% - Quality-Overall3% - Color3% - Print Quality3% - Material Quality2% - Advertised Vs Actual Product2% - Sleeve Fit2% - Value For Money2%